10/26/2011 05:30 pm ET Updated Dec 26, 2011

Older First-Time Moms Not At Higher Depression Risk

Women who have their first baby at an older age aren't at greater risk of postpartum depression, according to a new report that contradicts earlier concerns.

In a study of more than 500 first-time mothers, Australian researchers found that moms age 37 or older were no more likely to get postpartum depression than their younger counterparts -- whether they conceived naturally or had infertility treatment.